Home / 11,988,986.04-17,985,696.75-3,793,691.61

Finding the Fourth Proportional to 11,988,986.04, 17,985,696.75 and 3,793,691.61

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Solution

The fourth proportional to 11,988,986.04, 17,985,696.75 and 3,793,691.61 is: 5,691,239.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988,986.04 : 17,985,696.75 = 3,793,691.61 : x
  2. Step 2: Convert to fraction form
    11,988,986.04/17,985,696.75 = 3,793,691.61/x
  3. Step 3: Cross multiply
    11,988,986.04x = 17,985,696.75 × 3,793,691.61
  4. Step 4: Simplify right side
    11,988,986.04x = 68,232,186,860,479.27
  5. Step 5: Solve for x
    x = 68,232,186,860,479.27/11,988,986.04
  6. Step 6: Final answer
    x = 5,691,239.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.